Local and systemic architecture surrounding a cancer cell. Includes other cells, growth factors, enzymes, and parts of the blood and lymphatic systems.
a specific set of physical, biological, and cultural factors immediately surrounding the organism.
Surroundings that can be treated as homogeneous or well characterized in the concentrations of an AGENT ( e.g., home, office, automobile, kitchen, store). This term is generally used for estimating inhalation EXPOSURE
The molecules and compounds such as nutrients and growth factors in the fluid surrounding a cell in an organism or in the laboratory, which are important in determining the characteristicsof the cell.
A small, isolated habitat, usually within a cage.
The immediate environment of a specific habitat; often the area surrounding an individual seedling
The area in the immediate vicinity of the turfgrass plant from the surface to the depth of root penetration into the soil.